17:15 〜 18:30
Elizabeth M Ingham2、*Gillian M Turner1、David Helsop2、Andrew P Roberts2、Christopher Conway1、Graham Leonard3、Dougal Townsend3、Andrew Calvert4 (1.Victoria University of Wellington、2.Research School of Earth Sciences, Australian National University、3.Geological and Nuclear Sciences, New Zealand、4.US Geological Survey, USA)